538338338898 has 16 divisors (see below), whose sum is σ = 1076707477440. Its totient is φ = 179440979696.

The previous prime is 538338338849. The next prime is 538338338933. The reversal of 538338338898 is 898833833835.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1052913 + ... + 1478276.

It is an arithmetic number, because the mean of its divisors is an integer number (67294217340).

Almost surely, 2^538338338898 is an apocalyptic number.

538338338898 is an abundant number, since it is smaller than the sum of its proper divisors (538369138542).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

538338338898 is a wasteful number, since it uses less digits than its factorization.

538338338898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2566641.

The product of its digits is 358318080, while the sum is 69.

The spelling of 538338338898 in words is "five hundred thirty-eight billion, three hundred thirty-eight million, three hundred thirty-eight thousand, eight hundred ninety-eight".